40256255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2143}}^1$

素因数の和:2195

約数の個数: 24

約数和(自身を含む): 55289472

約数和(自身を除く): 15033217

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 2143, 3757, 10715, 18785, 27859, 36431, 139295, 182155, 473603, 619327, 2368015, 3096635, 8051251, 40256255]

約数ペア:

[(1, 40256255), (5, 8051251), (13, 3096635), (17, 2368015), (65, 619327), (85, 473603), (221, 182155), (289, 139295), (1105, 36431), (1445, 27859), (2143, 18785), (3757, 10715)]